FastAPI and Friends: Big Plans

FastAPI and Friends: Big Plans, from FastAPI Conf

What are the next planned features, things being worked on in FastAPI and other projects, why there's no 1.x version yet, including if you should worry, things to get excited about in the near future.

Transcript

1. @tiangolo
2. FastAPI and Friends: Big Plans 🦫
3. Why no 1.0 yet?
4. Why no 1.0 yet? 1.0.0 me @tiangolo
5. Public and private APIs FastAPI Your application Public API Internals Third-party library @tiangolo
6. Public and private APIs FastAPI Your application Public API _internals Third-party library Extension point @tiangolo
7. OpenTelemetry support Coordinated with @tiangolo
8. Ecosystem compatibility Third-party libraries Unexpected internal usage Compatibility fixes @tiangolo
9. Ecosystem compatibility @tiangolo
10. Ecosystem compatibility Make internals private Release Release Discover need Extension point if needed @tiangolo
11. FastAPI extensions questions? @tiangolo
12. FastAPI extensions questions? @tiangolo
13. Done - foundations Pydantic v2 only Starlette 1.0 Response serialization Parameter consistency @tiangolo
14. Done - internals Router instances Route inspection Dependency scopes OpenTelemetry @tiangolo
15. Done - interfaces Parameter models JSON Lines + SSE app.frontend() Obsolete API Cleanup +/@tiangolo
16. Before 1.0 Improved interfaces Deprecations + removals Important bug reports @tiangolo
17. Granular releases
18. Fewer releases with more? @tiangolo
19. Fewer releases with more? @tiangolo
20. Granular releases Each meaningful change Breaks your Last working app vN-3 vN-2 vN-1 vN vN+1 Earlier improvements @tiangolo
21. Your upgrade cadence Upgrade when you want Dependabot: 7-day cooldown @tiangolo
22. Should you worry about 1.0? @tiangolo
23. Should you worry about 1.0? @tiangolo
24. Tests 100% coverage OSes + dependency versions Dependencies from Git @tiangolo
25. Compatibility Backwards compatibility Ecosystem coordination First line - Yurii @tiangolo
26. Real-world feedback Widely used Fast compatibility feedback @tiangolo
27. Should you worry? @tiangolo
30. Lifespan dependencies App starts App stops Request 1 Request 2 Request 3 Dependency Dependency Dependency Sub-dependency Lifespan dependency @tiangolo
31. Choose your OpenAPI docs UI Your OpenAPI schema Swagger UI Scalar @tiangolo
32. OpenAPI 3.2.0 @tiangolo
33. Easier CORS @tiangolo
34. Improved auth @tiangolo
35. Standard errors RFC 9457 Problem Details for HTTP APIs @tiangolo
36. Performance More Pydantic optimizations Validation Serialization @tiangolo
38. SQLModel - migrations Model Database id id Migration name name email @tiangolo
39. SQLModel - migrations Model Database id id Migration name name email email @tiangolo
40. SQLModel Developer experience Learn from Django @tiangolo
42. Typer Pydantic Async More CLI features @tiangolo
43. Typer CLIs for agents @tiangolo
44. Agents
45. library-skills More library skills Kept up to date @tiangolo
46. Full-stack FastAPI template
47. Full-stack FastAPI template Ready-to-go baseline Features + developer experience @tiangolo
48. General Availability Today fastapicloud.com
49. Regions @tiangolo
50. Deployment control Traffic splitting Current version Requests New version @tiangolo
51. Deployment control Rollout Previous version Requests New version @tiangolo
52. Deployment control Rollback Previous version Requests New version @tiangolo
53. Background workers @tiangolo
54. From idea to production As simple as possible
55. Thank you! fastapi.tiangolo.com Sebastián Ramírez tiangolo.com @tiangolo